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[PWGLF] Add RCTSelectionFlags #17630

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Merged
romainschotter merged 2 commits into from
Aug 27, 2026
Merged

[PWGLF] Add RCTSelectionFlags #17630

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39ce9d1
Add RCTSelectionFlags
spucillo Aug 27, 2026
0699fd2
Fix RCT selection build errors
spucillo Aug 27, 2026
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51 changes: 41 additions & 10 deletions PWGLF/Tasks/Strangeness/cascadeAnalysisLightIonsDerivedData.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,7 @@
#include "PWGLF/DataModel/LFStrangenessTables.h"

#include "Common/CCDB/EventSelectionParams.h"
#include "Common/CCDB/RCTSelectionFlags.h"
#include "Common/Core/RecoDecay.h"

#include <CCDB/BasicCCDBManager.h>
Expand Down Expand Up @@ -48,6 +49,8 @@ using namespace o2::framework::expressions;
using namespace o2::constants::math;
using namespace o2::constants::physics;

using namespace o2::aod::rctsel;

using SelCollisions = soa::Join<aod::StraCollisions, aod::StraEvSels, aod::StraCents, aod::StraStamps>;
using SimCollisions = soa::Join<aod::StraCollisions, aod::StraEvSels, aod::StraCents, aod::StraStamps, aod::StraCollLabels>;
using CascadeCandidates = soa::Join<aod::CascCollRefs, aod::CascCores, aod::CascExtras, aod::CascTOFPIDs, aod::CascTOFNSigmas>;
Expand All @@ -72,7 +75,7 @@ struct CascadeAnalysisLightIonsDerivedData {

o2::ccdb::CcdbApi ccdbApi;
Service<o2::ccdb::BasicCCDBManager> ccdb;
int mRunNumber;
int mRunNumber{-1};

// Define histogram registries
HistogramRegistry registryData{"registryData", {}, OutputObjHandlingPolicy::AnalysisObject, true, true};
Expand Down Expand Up @@ -137,6 +140,15 @@ struct CascadeAnalysisLightIonsDerivedData {
ConfigurableAxis axisNch{"axisNch", {500, 0.0f, +5000.0f}, "Number of charged particles"};
ConfigurableAxis axisMult{"axisMult", {500, 0.0f, +100000.0f}, "Multiplicity"};

struct : ConfigurableGroup {
std::string prefix = "rctConfigurations"; // JSON group name
Configurable<std::string> cfgRCTLabel{"cfgRCTLabel", "", "Which detector condition requirements? (CBT, CBT_hadronPID, CBT_electronPID, CBT_calo, CBT_muon, CBT_muon_glo)"};
Configurable<bool> cfgCheckZDC{"cfgCheckZDC", false, "Include ZDC flags in the bit selection (for Pb-Pb only)"};
Configurable<bool> cfgTreatLimitedAcceptanceAsBad{"cfgTreatLimitedAcceptanceAsBad", false, "reject all events where the detectors relevant for the specified Runlist are flagged as LimitedAcceptance"};
} rctConfigurations;

RCTFlagsChecker rctFlagsChecker{rctConfigurations.cfgRCTLabel.value};

// Centrality estimator
Configurable<int> centralityEstimator{"centralityEstimator", 0, "0 = FT0C, 1 = FTOM, 2 = FV0A, 3 = NGlobal"};

Expand Down Expand Up @@ -172,6 +184,9 @@ struct CascadeAnalysisLightIonsDerivedData {
const AxisSpec nsigmaTOFAxis{200, -10, 10, "n#sigma_{TOF}"};
const AxisSpec nsigmaTPCAxis{200, -10, 10, "n#sigma_{TPC}"};

// Initialise the RCTFlagsChecker
rctFlagsChecker.init(rctConfigurations.cfgRCTLabel.value, rctConfigurations.cfgCheckZDC, rctConfigurations.cfgTreatLimitedAcceptanceAsBad);

// Histograms for data
if (doprocessData) {
registryData.add("number_of_events_data", "number of events in data", HistType::kTH1D, {{20, -0.5f, +19.5f}});
Expand All @@ -185,7 +200,8 @@ struct CascadeAnalysisLightIonsDerivedData {
registryData.get<TH1>(HIST("number_of_events_data"))->GetXaxis()->SetBinLabel(8, "kIsVertexTOFmatched");
registryData.get<TH1>(HIST("number_of_events_data"))->GetXaxis()->SetBinLabel(9, "kIsVertexTRDmatched");
registryData.get<TH1>(HIST("number_of_events_data"))->GetXaxis()->SetBinLabel(10, "kNoSameBunchPileup");
registryData.get<TH1>(HIST("number_of_events_data"))->GetXaxis()->SetBinLabel(11, "kINELgr0");
registryData.get<TH1>(HIST("number_of_events_data"))->GetXaxis()->SetBinLabel(11, "RCT flags");
registryData.get<TH1>(HIST("number_of_events_data"))->GetXaxis()->SetBinLabel(12, "kINELgr0");

registryData.add("number_of_events_data_vs_centrality", "number of events in data vs centrality", HistType::kTH2D, {{20, -0.5f, +19.5f}, {101, 0.0f, 101.0f}});
registryData.get<TH2>(HIST("number_of_events_data_vs_centrality"))->GetXaxis()->SetBinLabel(1, "All collisions");
Expand All @@ -198,7 +214,8 @@ struct CascadeAnalysisLightIonsDerivedData {
registryData.get<TH2>(HIST("number_of_events_data_vs_centrality"))->GetXaxis()->SetBinLabel(8, "kIsVertexTOFmatched");
registryData.get<TH2>(HIST("number_of_events_data_vs_centrality"))->GetXaxis()->SetBinLabel(9, "kIsVertexTRDmatched");
registryData.get<TH2>(HIST("number_of_events_data_vs_centrality"))->GetXaxis()->SetBinLabel(10, "kNoSameBunchPileup");
registryData.get<TH2>(HIST("number_of_events_data_vs_centrality"))->GetXaxis()->SetBinLabel(11, "kINELgr0");
registryData.get<TH2>(HIST("number_of_events_data_vs_centrality"))->GetXaxis()->SetBinLabel(11, "RCT flags");
registryData.get<TH2>(HIST("number_of_events_data_vs_centrality"))->GetXaxis()->SetBinLabel(12, "kINELgr0");
registryData.get<TH2>(HIST("number_of_events_data_vs_centrality"))->GetYaxis()->SetTitle("Centrality (%)");

// QC Histograms
Expand Down Expand Up @@ -248,7 +265,8 @@ struct CascadeAnalysisLightIonsDerivedData {
registryMC.get<TH1>(HIST("number_of_events_mc_rec"))->GetXaxis()->SetBinLabel(8, "kIsVertexTOFmatched");
registryMC.get<TH1>(HIST("number_of_events_mc_rec"))->GetXaxis()->SetBinLabel(9, "kIsVertexTRDmatched");
registryMC.get<TH1>(HIST("number_of_events_mc_rec"))->GetXaxis()->SetBinLabel(10, "kNoSameBunchPileup");
registryMC.get<TH1>(HIST("number_of_events_mc_rec"))->GetXaxis()->SetBinLabel(11, "kINELgr0");
registryMC.get<TH1>(HIST("number_of_events_mc_rec"))->GetXaxis()->SetBinLabel(11, "RCT flags");
registryMC.get<TH1>(HIST("number_of_events_mc_rec"))->GetXaxis()->SetBinLabel(12, "kINELgr0");

registryMC.add("number_of_events_mc_rec_vs_centrality", "number of events in mc_rec vs centrality", HistType::kTH2D, {{20, -0.5f, +19.5f}, {101, 0.0f, 101.0f}});
registryMC.get<TH2>(HIST("number_of_events_mc_rec_vs_centrality"))->GetXaxis()->SetBinLabel(1, "All collisions");
Expand All @@ -261,7 +279,8 @@ struct CascadeAnalysisLightIonsDerivedData {
registryMC.get<TH2>(HIST("number_of_events_mc_rec_vs_centrality"))->GetXaxis()->SetBinLabel(8, "kIsVertexTOFmatched");
registryMC.get<TH2>(HIST("number_of_events_mc_rec_vs_centrality"))->GetXaxis()->SetBinLabel(9, "kIsVertexTRDmatched");
registryMC.get<TH2>(HIST("number_of_events_mc_rec_vs_centrality"))->GetXaxis()->SetBinLabel(10, "kNoSameBunchPileup");
registryMC.get<TH2>(HIST("number_of_events_mc_rec_vs_centrality"))->GetXaxis()->SetBinLabel(11, "kINELgr0");
registryMC.get<TH2>(HIST("number_of_events_mc_rec_vs_centrality"))->GetXaxis()->SetBinLabel(11, "RCT flags");
registryMC.get<TH2>(HIST("number_of_events_mc_rec_vs_centrality"))->GetXaxis()->SetBinLabel(12, "kINELgr0");
registryMC.get<TH2>(HIST("number_of_events_mc_rec_vs_centrality"))->GetYaxis()->SetTitle("Centrality (%)");

// QC Histograms
Expand Down Expand Up @@ -836,12 +855,18 @@ struct CascadeAnalysisLightIonsDerivedData {
registryData.fill(HIST("number_of_events_data"), 9 /* Not at same bunch pile-up */);
registryData.fill(HIST("number_of_events_data_vs_centrality"), 9, centrality);

if (requireInel0 && collision.multNTracksPVeta1() < 1) {
if (!rctConfigurations.cfgRCTLabel.value.empty() && !rctFlagsChecker(collision)) {
return;
}
registryData.fill(HIST("number_of_events_data"), 10 /* INEL > 0 */);
registryData.fill(HIST("number_of_events_data"), 10 /* Pass CBT condition */);
registryData.fill(HIST("number_of_events_data_vs_centrality"), 10, centrality);

if (requireInel0 && collision.multNTracksPVeta1() < 1) {
return;
}
registryData.fill(HIST("number_of_events_data"), 11 /* INEL > 0 */);
registryData.fill(HIST("number_of_events_data_vs_centrality"), 11, centrality);

// Store the Zvtx
registryQC.fill(HIST("hVertexZdata"), collision.posZ());

Expand Down Expand Up @@ -985,12 +1010,18 @@ struct CascadeAnalysisLightIonsDerivedData {
registryMC.fill(HIST("number_of_events_mc_rec"), 9 /* Not at same bunch pile-up */);
registryMC.fill(HIST("number_of_events_mc_rec_vs_centrality"), 9, centralityMcRec);

if (requireInel0 && RecCol.multNTracksPVeta1() < 1) {
if (!rctConfigurations.cfgRCTLabel.value.empty() && !rctFlagsChecker(RecCol)) {
return;
}
registryMC.fill(HIST("number_of_events_mc_rec"), 10 /* INEL > 0 */);
registryMC.fill(HIST("number_of_events_mc_rec"), 10 /* Pass CBT condition */);
registryMC.fill(HIST("number_of_events_mc_rec_vs_centrality"), 10, centralityMcRec);

if (requireInel0 && RecCol.multNTracksPVeta1() < 1) {
return;
}
registryMC.fill(HIST("number_of_events_mc_rec"), 11 /* INEL > 0 */);
registryMC.fill(HIST("number_of_events_mc_rec_vs_centrality"), 11, centralityMcRec);

// Store the Zvtx
registryQC.fill(HIST("hVertexZRec"), RecCol.posZ());

Expand Down Expand Up @@ -1061,7 +1092,7 @@ struct CascadeAnalysisLightIonsDerivedData {
bool isTrueMCCascadeDecay = false;
bool isCorrectLambdaDecay = false;

if (isPhysPrim && (isXiMC || isOmegaMC))
if (isXiMC || isOmegaMC)
isTrueMCCascade = true;
if (isTrueMCCascade && ((casc.sign() > 0 && cascMC.pdgCodePositive() == PDG_t::kPiPlus && cascMC.pdgCodeNegative() == PDG_t::kProtonBar) || (casc.sign() < 0 && cascMC.pdgCodePositive() == PDG_t::kProton && cascMC.pdgCodeNegative() == PDG_t::kPiMinus)))
isCorrectLambdaDecay = true;
Expand Down
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